Automobile floor mat



FIG. 1 is a perspective view of an automobile floor mat showing our new design;

FIG. 2 is an enlarged top plan view thereof;

FIG. 3 is an enlarged side elevation view thereof;

FIG. 4 is an enlarged end elevation view thereof; and

FIG. 5 is an enlarged bottom plan view thereof. 

The ornamental design for an automobile floor mat, as shown. 